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introduce a dedicated qerr.TransportError and qerr.ApplicationError

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This commit is contained in:
Marten Seemann 2021-04-24 22:11:06 +07:00
parent ddeb2281fc
commit 592fb9cad9
57 changed files with 845 additions and 521 deletions
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12
internal/handshake/updatable_aead.go
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@ -163,7 +163,7 @@ func (a *updatableAEAD) Open(dst, src []byte, rcvTime time.Time, pn protocol.Pac
if err == ErrDecryptionFailed {
a.invalidPacketCount++
if a.invalidPacketCount >= a.invalidPacketLimit {
return nil, qerr.AEADLimitReached
return nil, &qerr.TransportError{ErrorCode: qerr.AEADLimitReached}
}
}
if err == nil {
@ -201,7 +201,10 @@ func (a *updatableAEAD) open(dst, src []byte, rcvTime time.Time, pn protocol.Pac
}
// Opening succeeded. Check if the peer was allowed to update.
if a.keyPhase > 0 && a.firstSentWithCurrentKey == protocol.InvalidPacketNumber {
return nil, qerr.NewError(qerr.KeyUpdateError, "keys updated too quickly")
return nil, &qerr.TransportError{
ErrorCode: qerr.KeyUpdateError,
ErrorMessage: "keys updated too quickly",
}
}
a.rollKeys()
a.logger.Debugf("Peer updated keys to %d", a.keyPhase)
@ -250,7 +253,10 @@ func (a *updatableAEAD) Seal(dst, src []byte, pn protocol.PacketNumber, ad []byt
func (a *updatableAEAD) SetLargestAcked(pn protocol.PacketNumber) error {
if a.firstSentWithCurrentKey != protocol.InvalidPacketNumber &&
pn >= a.firstSentWithCurrentKey && a.numRcvdWithCurrentKey == 0 {
return qerr.NewError(qerr.KeyUpdateError, fmt.Sprintf("received ACK for key phase %d, but peer didn't update keys", a.keyPhase))
return &qerr.TransportError{
ErrorCode: qerr.KeyUpdateError,
ErrorMessage: fmt.Sprintf("received ACK for key phase %d, but peer didn't update keys", a.keyPhase),
}
}
a.largestAcked = pn
return nil